package com.example.zhu.service;

import com.example.zhu.result.Result;
import com.example.zhu.vo.LessonVO;
import org.springframework.stereotype.Service;

import java.util.List;


public interface LessonService {


    List<LessonVO> selectAll();

    List<LessonVO> getByCondition(String productId, String start, String end);

    Result deleteById(Integer id);
}
